Rack for specimen containers



FIG. 1 is a perspective view of a rack for specimen containers, showing the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Broken lines depict portions of the rack for specimen containers that form no part of the claimed design. 

CLAIM The ornamental design for a rack for specimen containers, as shown and described. 